0 votes 0 votes A)L(r1)⊆L(r2) and L(r3)⊆L(r2) b) L(r2)⊆L(r1) and L(r2)⊆L(r3) C) L(r1)=L(r3)⊆L(r2) D) L(r1)⋃L(r3)=L(r2) plz explain with explanation neha singh asked Mar 20, 2017 neha singh 1.2k views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
Best answer 4 votes 4 votes plz correct me..... akash.dinkar12 answered Mar 20, 2017 • selected Mar 20, 2017 by srestha akash.dinkar12 comment Share Follow See 1 comment See all 1 1 comment reply Ayush Upadhyaya commented Mar 20, 2017 reply Follow Share I agree with the solution and the last part L(r2) ⊆ L(r1) U L(r3) Because language produced by r2 is Either only streams of a's or only streams of b's but not both. Moreover, both L(r1) and L(r3) when mixed together(Union) can handle cases of when we have only streams of a's or streams of b's which is the language generated by L(r2) 1 votes 1 votes Please log in or register to add a comment.